naphthalene
naf thuh leen
- n a white crystalline strong-smelling hydrocarbon made from coal tar or petroleum and used in organic synthesis and as a fumigant in mothballs
- Naphthalene acetic acid and naphthalene acetamide are two of the "growth substances" or hormone-like chemicals, which growers now use to stimulate root-sprouting, accelerate .
- Chlorinated naphthalene was proved to be a cause in 1949.
- The cake had apparently been poisoned by chlorinated naphthalene in a machinery lubricant used by Harrell's feed company (PTI, March 30, 1953).